ABOUT SPROOF

We make digital documents secure.

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WHO & WHAT IS SPROOF?

sproof is an Austrian based startup company.

sproof is co founded by Clemens Brunner, Fabian Knirsch and Erich Höpoldseder. sproof is supported by the FH Salzburg University of Applied Sciences Startup Center. sproof is reinventing digital signing and is creating tools for digitizing your business processes. sproof allows you to fast and easy integrate digital signatures in your existing processes and tools.

For full insights into the sproof protocol and how the features of blockchain are employed, download the sproof paper.

WHAT DO WE OFFER?

With sproof we offer two different solutions.

sproof registry creates a revolutionary and new kind of digital signature that allows you to issue your documents digitally and secure. Furthermore, verification is easy, completely decentralized and does not require your interaction.

sproof sign is an online signature collection service that is easy to use and makes the collection of signatures fast and easy. sproof sign is GDPR and eIDAS compliant and integrates into existing workflows seamlessly.

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Get more information about sproof, digital signatures and blockchain.

MANAGEMENT TEAM

A short introduction to our sproof management team.

Dr. Clemens Brunner

Chief Executive Officer

Clemens Brunner received his PhD from the Computer Sciences Department at University of Salzburg in 2021 and is a researcher at the Center for Secure Energy Informatics at Salzburg University of Applied Sciences since 2018. He received his Master s degree in 2017 from University of Innsbruck. His current research interest is on decentralized trust management systems and privacy preserving authentication.

DR. FABIAN KNIRSCH

Chief Technology Officer

Fabian Knirsch is a post-doctoral researcher at the Center for Secure Energy Informatics and a professor at the Salzburg University of Applied Sciences. He was a visiting scholar at the University of Southern California and received his PhD in Computer Sciences from the University of Salzburg. His research interest is currently on security, privacy and privacy-enhancing technologies as well as on decentralized technologies.

ERICH HÖPOLDSEDER

Chief Operating Officer

Erich Höpoldseder has successfully implemented innovations and business development processes in various markets for international companies, e.g., SkiData and Sony DADC for more than 25 years. He has excellent management, technical, sales and social skills and has filed several patents in the field of data storage and secure hologram design. He supports products that improve the quality of life of people and contribute to greater safety.

DR. DOMINIK ENGEL

Chief Research Officer

Dominik Engel is a professor at the Salzburg University of Applied Sciences in Austria, where he heads the Center for Secure Energy Informatics. He holds a PhD degree in Computer Science from the University of Salzburg and a venia docendi in Applied Informatics at the same university. He was a researcher at the Universities of Bremen and Salzburg and product manager at Sony DADC. His current research interests include methods for enhancing privacy, security and end-user trust.